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7624232 |
Volume management method and apparatus
A volume management method is proposed for setting at least a logical volume over a plurality of physical storage devices by taking requested performance of other volumes into consideration. The...
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7624231 |
Map based striping of data in a distributed volatile memory environment
An apparatus, program product and method stripe value data associated with each of a plurality of keyed data sets across a plurality of processes in a data process set and accessing a first keyed...
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7624206 |
RAID data storage system with SAS expansion
A data storage system has a chassis and a pair of printed circuit boards disposed in the chassis. Each one of the pair of printed circuit boards has disposed thereon a processor, a translator...
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7620843 |
Rebuilding a storage system
A method for managing a storage system, including storing first and second sets of data on a storage device in the system. The method further includes assigning a first restore preference level to...
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7620786 |
Storage recovery using a delta log
A system and method for removing one volume of a redundant data storage system, keeping a delta log of subsequent changes to the remaining volumes of the redundant data storage system, replacing...
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7620776 |
Method, apparatus, and computer program product for a cache coherency protocol state that predicts locations of modified memory blocks
A method, apparatus, and computer program product are disclosed for reducing the number of unnecessarily broadcast remote requests to reduce the latency to access data from local nodes and to...
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7620775 |
System and method for managing storage networks and providing virtualization of resources in such a network using one or more ASICs
This invention is a system and method for managing one or more data storage networks using a new architecture.
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7620774 |
System and method for managing storage networks and providing virtualization of resources in such a network using one or more control path controllers with an embedded ASIC on each controller
This invention is a system and method for managing one or more data storage networks using a new architecture.
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7620750 |
Time budgeting by determining status of a streaming buffer during an autonomous non-data transfer operations in drive units
Between data accesses to a storage medium, requested by an initiator, a logical unit may need to perform autonomous operations. The logical unit receives information from the initiator to allow the...
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7617361 |
Configureable redundant array of independent disks
A computer implemented method, data processing system, and computer program product for maximizing the amount of data protected in a Redundant Array of Independent Disks (RAID) storage system. When...
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7617360 |
Disk array apparatus and method of controlling the same by a disk array controller having a plurality of processor cores
To efficiently manage performance resources while preventing a failure of a control processing from affecting another control processing in a disk array apparatus. The disk array apparatus has a...
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7613896 |
Storage area dynamic assignment method
A storage system allocates a data storage area in response to an access request from a first computer if the capacity of a first physical storage device configuring a first logical storage area,...
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7613879 |
Method, system and media for improved operation of a device in a foreign domain
A computer-readable medium having stored thereon executable instructions for performing a method comprising detecting presence of a SATA device in the process of spinning up, and creating a target...
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7613878 |
Management of number of disk groups that can be activated in storage device
To provide a technique by which, if the number of active disk groups in a storage device is restricted, an appropriate logical volume in the storage device can be used. A management apparatus...
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7610465 |
Method and related apparatus for data migration utilizing disk arrays
Method and related apparatus for data migration of a disk array. While striping and migrating data of a source disk of the disk array, data stripes are grouped into different zones; after...
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7610446 |
RAID apparatus, RAID control method, and RAID control program
A RAID apparatus that at least duplicates identical data to store thus duplicated data, which, when an instruction of writing data is given, writes data to a local cache and to a mirror cache, and...
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7610444 |
Method and apparatus for disk address and transfer size management
A method includes storing first and second sets of parameters in a register. Each set of parameters defines a storage transaction to store data to a computer readable medium or a retrieval...
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7610443 |
Method and system for accessing audiovisual data in a computer
A method and system for accessing audiovisual data in a computer, which has a hard disk, a hard disk controller and a device driver. The hard disk is divided into a partition region and a...
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7607068 |
Apparatus and method for generating a Galois-field syndrome
The present disclosure provides an apparatus and method for generating a Galois-field syndrome. One exemplary method may include loading a first data byte from a first storage device to a first...
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7607034 |
Data storage system and control method thereof
Hard discs constituting a disc array system are arranged at locations far from one another so as to eliminate their simultaneous damage due to a local disaster and concentration of the processing...
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7606971 |
Storage control apparatus and external storage apparatus
A storage control apparatus includes a plurality of temporary storage units that are managed in a redundant manner by data mirroring, and temporarily store data input from an outside source; a...
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7606969 |
Programmable logic devices
An improved programmable logic device provides increased efficiency and enhanced flexibility in configuration of block memories and includes one or more memory blocks and a vertical shift register...
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7606944 |
Dynamic input/output optimization within a storage controller
A system and method for optimizing accesses to storage devices based on RAID I/O request characteristics is disclosed. A current I/O request processed by a storage controller is analyzed for...
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7606167 |
Apparatus and method for defining a static fibre channel fabric
A storage area network and method for defining a static Fibre Channel Fabric that does not require a Principal Switch. The storage area network comprises one or more hosts, one or more storage...
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7603568 |
Method and apparatus for self-validating checksums in a file system
A method for storing a data block, involving storing the data block in a storage pool, obtaining a data block location, calculating a data block checksum for the data block, and storing a first...
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7603533 |
System and method for data protection on a storage medium
A method of and system for protecting a disk drive or other data storage includes mounting a virtual storage that combines a full access temporary storage and a READ-only portion of a main storage,...
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7603529 |
Methods, systems, and computer program products for mapped logical unit (MLU) replications, storage, and retrieval in a redundant array of inexpensive disks (RAID) environment
Methods, systems, and computer program products for MLU replication, storage, and retrieval in a RAID environment are disclosed. According to one method, a data storage extent pool representing a...
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7603386 |
Systems and methods for managing location of media in a storage system
A system and method for operating a storage library. The system comprises a management server, a media agent connected to the management server, a library connected to the media agent and a...
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7603337 |
Storage system operation management method and storage system
Files belonging to a file group are collected at an uppermost tier when a specific action occurs with respect to a key file of the file group. When an action with respect to a keyword occurs while...
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7600089 |
Storage apparatus for asynchronous remote copying
A storage apparatus is provided in which the data amount of transfer data to a secondary disk controller from a primary disk controller at the event of remote copying can be reduced, and data...
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7600088 |
Techniques for providing storage array services to a cluster of nodes using portal devices
A storage system includes a local storage array and a remote storage array. The local storage array has a host interface configured to communicate with an external host, a local storage device...
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7600075 |
Transaction-based storage system and method that uses variable sized objects to store data
The present invention provides a storage system for storing variable sized objects. The storage system is preferably a transaction-based system that uses variable sized objects to store data. The...
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7600074 |
Controller of redundant arrays of independent disks and operation method thereof
A controller and operation method for RAID (Redundant Array of Independent Disks) is provided. The controller includes a receiving module, a splitting module, a sorting module and a transceiver....
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7600070 |
Disk drive packaging enclosure
An arrangement of a plurality of disk drives having a interconnect control card and a plurality of disk drive carriers. The interconnect control card includes a plurality of serial interconnects;...
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7599972 |
File system having variable logical storage block size
A system is set forth that includes a processor, a data storage device that accessible by the processor, and filesystem software that executable by the processor to organize files on the data...
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7599905 |
Method and system for allocating multiple attribute storage properties to selected data storage resources
A method of attribute based resource allocation is presented. A resource such as a pool of storage has certain properties or attributes associated with portions of the pool. When a request for...
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7596673 |
Failure tolerant data storage
A method for storing data across N storage devices S 1 . . . S N , wherein at least one the storage devices has a storage capacity not equal to a storage capacity of others involves identifying a...
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7596660 |
System and method for storage system
In a storage system including a plurality of data controllers that receive a data input/output request that is input via an external communication path and perform data input/output processing with...
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7596659 |
Method and system for balanced striping of objects
A method of balanced object striping and a system therefor are provided. The object striping method includes: transmitting a data write request and receiving an object identifier if the data write...
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7596658 |
Method for expanding capacity of replication volume
A management computer comprises: a cascade configuration storage section which stores volume cascade configuration information which is information related to the configuration of the volume...
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7594084 |
File storage control device and method
A file storage control device (for example NAS) comprises a storage space provision portion, which provides, to a higher-level device used by a user, a single storage space associated with a...
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7594083 |
Storage system and storage control device
The storage system according to the present invention allows the number of host connections to be increased by connecting a plurality of storage control devices so that commands and data can be...
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7594077 |
System, method and apparatus to accelerate raid operations
A method according to one embodiment may include partitioning a plurality of core processors into a main partition comprising at least one processor core capable of executing a main operating...
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7594076 |
Disk array apparatus, data migration method, and storage medium
The disk array apparatus has a source volume that is the source for data migration, and migrates the data to a destination volume that is the destination for the data migration. The disk array...
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7594075 |
Metadata for a grid based data storage system
Metadata architecture and associated methodology for a data storage system employing a grid-based storage capacity wherein each grid defines a storage unit in terms of a plurality of storage...
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7594074 |
Storage system
To provide a storage system with a cost/performance meeting the system scale, from a small-scale to a large-scale configuration. In the storage system, protocol transformation units and data...
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7594051 |
Storage apparatus
The storage apparatus is provided with a host interface adapter unit, a storage interface adapter unit, a cache memory unit storing data temporarily, a switch unit connecting the host interface...
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7590875 |
Storage system with disk drive power-on-reset detection
A disk array controller reliably detects disk drive power-on-reset events that may cause a disk drive that has uncommitted write data stored in its cache to lose such data. The methods for...
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7590818 |
Storage system having a plurality of virtualization apparatuses that allocate a storage area, form a plurality of virtual volumes, and process input-output from a host processor
In a storage system having a plurality of virtualization apparatuses that allocate a storage area which a storage device has, form a plurality of virtual volumes, and process input-output from a...
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7590814 |
Data recording device and access control method using password authentication
A data recording device of the present invention acquires passwords of individual recording media attached to a plurality of medium attaching units from a password storage unit which stores the...
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